粒子充電 的英文怎麼說
中文拼音 [lìzichōngdiàn]
粒子充電
英文
particle charging- 粒 : Ⅰ名 (小圓珠形或小碎塊形物) small particles; grain; granule; pellet Ⅱ量詞(用於粒狀物)
- 子 : 子Ⅰ名詞1 (兒子) son 2 (人的通稱) person 3 (古代特指有學問的男人) ancient title of respect f...
- 充 : Ⅰ形容詞(滿; 充足) sufficient; full; ample Ⅱ動詞1 (裝滿; 塞住) fill; charge; stuff 2 (擔任; ...
- 電 : Ⅰ名詞1 (有電荷存在和電荷變化的現象) electricity 2 (電報) telegram; cable Ⅱ動詞1 (觸電) give...
- 粒子 : grain; granule
-
In this paper, we focus on the following three topics : ( i ) density distribution of dusty plasma in the low - pressure collisionless positive column the radial density distributions of electron, ion and dust particle in the low - pressure collisionless positive column are investigated with a fluid theory and a self - consistent dust - charging model
本文著重以下三個方面的研究: ( )低氣壓無碰撞輝光放電正柱區塵埃等離子體密度徑向分佈本文採用流體模型和自洽的塵埃充電模型,研究了低氣壓無碰撞輝光放電正柱區的電子密度、離子密度和塵埃粒子密度的徑向分佈。The effects of the fabrication conditions on the crystal structure, grain size, micromorphology and electrochemical performance of these materials have been studied in depth. the reaction mechanism of the low - heating solid - state reaction method has also been investigated. in addition, a novel electrochemical method ( rpg method ) based on the concept of " ratio of potentio - galvano - charge capacity " has been for the first time developed to determine the diffusion coefficient of lithium - ion within insertion - host materials on the basis of the spherical diffusion model
本論文較系統地考察了低熱固相反應法合成鋰離子電池正極材料的可行性問題,研究了工藝條件對材料的晶體結構、晶粒尺寸、微觀形貌及電化學性能等的影響,探討了低熱固相反應的機理,並通過引進「恆壓-恆流充電容量比」的概念,給出了一種測定鋰離子嵌入脫出固相擴散系數的新方法。In this investigation carbon black - filled electrical conductive composites of poly ( ethylene terephthalate ) / polyethylene were first prepared through the single - screw melt - blended extrusion, then drawing, followed by the quenching and subsequent press molding. the relationships among the influencing factors including composition, hot stretching ratio and compatibilizer, morphology and properties of composites were systematically investigated. positive temperature coefficients effect and crystallization behaviors of composites were preliminarily analyzed
本文擬採用單螺桿熔融共混擠出?熱拉伸?淬冷的新的成型方法制備炭黑填充的pet pe復合導電材料,熱拉伸的目的是使材料的分散相( pet相)在加工過程中原位形成纖維,而炭黑基本分散在纖維中或纖維的表面上,使炭黑粒子間間距減小,形成更多的導電通路,從而提高材料的導電性能,同時保持或提高材料的力學性能。The effect of the dust charging process becomes significant when the charging time is longer than either the pulse period or the ion response time ( measured by the inverse of the ion plasma frequency )
因為塵埃粒子的充電時間長于離子響應時間或者負脈沖時間,塵埃粒子的充電過程對鞘層的形成將有很大影響。Numerical results indicate that the sheath expands faster than dust - free sheathes. it is also shown that, for small dust particles, the motion of dust particles is very remarkable and the charging effect can be negligible, and for large dust particles, the charging effect of dust particles becomes more evident while they are almost kept stationary during the whole negative potential pulse
計算結果表明:塵埃等離子體鞘層要比無塵埃粒子的等離子體鞘層擴展地快;對于小顆粒的塵埃粒子,塵埃粒子的運動十分明顯,而塵埃粒子的充電效應幾乎可以忽略;對于大顆粒的塵埃粒子,充電效應將變得十分明顯,而塵埃粒子在整個負脈沖階段,幾乎保持不變。This dissertation focuses on how to develop a high performance damping mechanism based on multi - energy transitions, which is independent or little dependant with the viscoelasticity of polymer matrix. three sections are mainly included in this dissertation as follows : chlorinated polyethylene ( cpe ) / piezoelectric ceramic ( pzt ) / vapor grown carbon fiber ( vgcf ) composites ; cpe / 2, 2 ' - methylene - bis - ( 4 - methyl - 6 - cyclohexylphenol ) ( zkf ) / vgcf composites ; organic hybrids made from cpe and small molecules cpe / pzt / vgcf composites : the damping composites of multi - energy transitions mechanism were produced by mixing pzt and vgcf into cpe. in this system, the mechanical vibration energy that was transmitted to cpe was found to convert into joule ' s heat through conduction paths between vgcf in the polymer matrix, so the vibration fades away
本論文主要包括三個方面的研究內容: ?氯化聚乙烯( cpe ) /壓電陶瓷( pzt ) /氣相生長碳纖維( vgcf )復合材料; ? cpe /雙[ ( 2 -羥基- 3 -環己基- 5 -甲基) -苯基]甲烷( zkf ) / vgcf復合材料; ? cpe基有機小分子混雜型復合材料cpe / pzt / vgcf減振復合材料:利用壓電和導電填料填充高聚物基體,當復合材料受到機械振動時,通過高聚物基體將機械振動能傳遞到壓電陶瓷粒子上,利用壓電陶瓷的壓電效應,將機械能轉換成電能,則電流在導電粒子產生的迴路中流動,由於導電迴路具有一定的電阻,所以電能又轉變成熱能耗散掉,從而起到減振的目的。( iii ) dust charging and levitation in cathode sheath of glow discharges with energetic electron beam. the dust charging and levitation in a collisionless cathode sheath of dc glow discharges with energetic electron beams released from a plane cathode are investigated with a self - consistent theoretic model
( )塵埃粒子在極板有高能電子束發射輝光放電鞘層中的充電與懸浮採用自洽的鞘層模型和塵埃粒子充電模型,我們研究了在極板有高能電子束發射輝光放電鞘層中塵埃粒子的充電與懸浮。( ii ) charging effects on temporal and spatial evolution of dusty plasma sheath in plasma source ion implantation. the temporal and spatial evolution of a dusty plasma sheath in plasma source ion implantation has been investigated with a fluid theory and a self - consistent dust - charging model. a negative potential pulse is introduced to form the plasma sheath
( )塵埃粒子的充電效應對等離子體源離子注入( ps )鞘層時空演化的影響採用流體模型及自洽的塵埃粒子充電模型,我們研究了等離子體源離子注入時的塵埃等離子體鞘層的時空演化。To make pic ( particl - in - cell ) simulations. to set up models of guns and magnetic field and simulate them in the vacuum and plasma, respectively. we found that plasma held back part of space charge effects and improved trajectory of electrons. but beam would oscillate and became instable as accretion of plasma density. by simulating again and again, we draw a conclusion magic could n ' t work when plasma density was more by far than beam electron density. at last a four - stage depressed collector was simulated
建立電子槍和聚焦系統模擬模型,分別在真空和填充等離子體條件下進行模擬。發現填充等離子體能補償部分空間電荷效應,改善電子束包絡軌跡,提高電子的流通率,但是隨著等離子體密度的增大,束電子會出現振蕩不穩定性,遺憾的是通過反復多次模擬發現本文所用粒子模擬的代表性軟體magic無法用於模擬等離子體密度遠高於束電子密度的情況。The pdg discussion of cp violation can be used to supplement the discussion in class, available at cp violation in b decay - standard model predictions ( pdf )
電荷共軛和宇稱破壞的粒子物理資料組討論可作為課上討論的補充,在" b介子衰變的電荷共軛和宇稱破壞標準模型的預測( pdf )處可得。For the application of sic devices to radiation fields, it is important to know the irradiation effects and characteristics of sic materials and devices. the main contributions in this thesis are as following : temperature - and electric field - dependent electron transport in 6h - s1c is studied by single - particle monte carlo technique. the physical model used in the simulation is developed considering the main scattering mechanisms in details
為了能充分發揮sic抗輻照的優勢和潛力,本文首先對sic區別于常規半導體的特性作了系統的研究:用單粒子montecarlo方法研究了6h - sic的電子輸運規律,模擬的結果體現了6h - sic具有良好的高溫和高場特性以及遷移率的各項異性,其橫向遷移率和縱向遷移率相差近5倍。The two clouds of oppositely charged particles are then superimposed by adjusting electrical fields in a cylindrical " mixing trap " lined with detectors
相對的充滿粒子的二團云然后在與探測器相連的圓筒形「混合線圈」中受電場調整為分層。According to the big bang theory, the early universe was filled with hot plasma ? a cauldron of protons, electrons and photons, with a smattering of other particles
根據大霹靂學說,早期宇宙充斥著高熱電漿,就像一大鍋由質子、電子、光子與少數其他粒子所構成的宇宙湯。Synthesis of carbon nanotubes filled with metallic nano - particles by using anode - arc discharge method
電弧法合成填充金屬納米粒子的碳納米管On the basis of relative literatures published in recent years, the effects of nano - fillers on the corona - resistance, breakdown strength, volume resistivity and dielectric properties of polymer nanocomposites are reviewed, the future research direction is also pointed out
在綜合國內外近年來公開發表的相關文獻基礎上,對無機納米粒子的填充對聚合物材料在擊穿強度、體積電阻率、介電性能以及耐電暈等方面的研究進展進行了評述,並指出今後研究的方向。A new method for controller design is proposed. after throwing a lot of study on existing nonlinear control methods, a new method is proposed which is derived from capacitor. considering the action exerted on electric particle between two plates of a capacitor, a kind of restricted function is constructed for state variable
在對現有非線性控制方法充分研究的基礎上,歸納、總結出一種新的工程式控制制方法,這一控制方法的思想來源於電容電極對極間電荷的作用原理? ?將控制器看作是電容電極,而被控對象看作是「粒子」 ,經過數學處理,形成一種對狀態變量的約束函數式。分享友人